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Technical Data Sheet
PartsTable / COMPONENT / K3031-1032
K3031-1032 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: PLATE, nut_height: 0.220 INCHES NOMINAL IN, nut_length: 0.653 INCHES NOMINAL IN, temp_rating: 900.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-680-6840, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
K3031-1032
NSN: 5310-00-680-6840
FSC: 5310
CAGE: 75237 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_stylePLATE
nut_height0.220 INCHES NOMINAL IN
nut_length0.653 INCHES NOMINAL IN
temp_rating900.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNF
locking_featurePREVAILING TORQUE ALL METAL DESIGN
plate_thickness0.032 INCHES NOMINAL IN
thread_directionRIGHT-HAND
precious_materialSILVER
surface_treatmentSILVER OVERALL
NSN5310-00-680-6840
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: K3031-1032 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING HOLE DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
NUT STYLE: PLATE
•
PRECIOUS MATERIAL: SILVER
•
NUT HEIGHT: 0.220 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.190 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT STYLEPLATE
PRECIOUS MATERIALSILVER
NUT HEIGHT0.220 INCHES NOMINAL IN
THREAD CLASS3B
PLATE THICKNESS0.032 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
127200-2Interchangeable
interchangeable cross-reference
interchangeable
127200Interchangeable
interchangeable cross-reference
interchangeable
1336-V398Interchangeable
interchangeable cross-reference
interchangeable
707838Interchangeable
interchangeable cross-reference
interchangeable
707837Interchangeable
interchangeable cross-reference
interchangeable
NS 202010-02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K3031-1032?
K3031-1032 is a NUT,SELF-LOCKING,PLATE.
What parts can replace K3031-1032?
There are 10 known substitutes for K3031-1032: 127200-2, 127200, 1336-V398 and 7 more. Substitute compatibility should be verified for your specific system.
Is K3031-1032 still available?
K3031-1032 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026